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Juan Agustin Spinelli

Juan Agustin Spinelli

AI Data Labeling & SEO Specialist | English & Spanish Bilingual

Argentina flagBuenos Aires, Argentina
$15.00/hrIntermediateAppenLabelboxOneforma

Key Skills

Software

AppenAppen
LabelboxLabelbox
OneFormaOneForma
TelusTelus
Don't disclose

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
TextText

Top Task Types

Audio Recording
Evaluation Rating
Prompt Response Writing SFT
Text Generation
Text Summarization

Freelancer Overview

I have direct experience supporting AI training data through both audio and text projects. At Turing, I recorded high-quality audio samples to help train speech recognition and language models, while at Telus International I evaluated search engine results for accuracy and relevance, applying detailed labeling guidelines and SEO expertise to improve machine learning outputs. In addition, I regularly use AI tools such as ChatGPT, Gemini, Claude, and Perplexity for text generation, evaluation, and refinement. Combined with my background in journalism and SEO, I bring strong skills in prompt design, text summarization, and bilingual (English–Spanish) evaluation, making me a versatile contributor to AI training and data labeling initiatives.

IntermediateEnglishSpanish

Labeling Experience

Voice Actor / Audio Engineer

Don T DiscloseAudioAudio Recording
Recorded and curated audio samples used to train speech recognition and natural language models, ensuring clarity, consistency, and high-quality datasets

Recorded and curated audio samples used to train speech recognition and natural language models, ensuring clarity, consistency, and high-quality datasets

2025 - 2025

Education

C

Coderhouse

Certificate, SEO Specialization

Certificate
2023 - 2023
D

Demián Adler

Management Course, Creative Industries Management

Management Course
2017 - 2017

Work History

L

La Casa del Árbol

Freelance Content Writer

Buenos Aires
2019 - Present
T

Turing

Voice Artist / Audio Engineer

Remote
2024 - 2025